What must happen in a chemical reaction? energy is created. energy is destroyed. energy is transferred. atoms are destroyed.

How to tell if two objects are in thermal equilibrium 1.the objects have the same temperature 2.the objects are the same size 3.the objects are touching each other 4.the objects temperatures are changing

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader

Your science teacher brings in a speaker to talk to your class about climate change. during the session, students ask a few questions. which questions are related to the current evidence on climate change